/Engine/Source/Runtime/CoreUObject/Public/UObject/Package.h
Delegate to notify subscribers when the dirty state of a package is changed. Allows the editor to register the modified package as one that should be prompted for source control checkout. Use Package->IsDirty()to get the updated dirty state of the package
static [FOnPackageDirtyStateChanged](API\Runtime\CoreUObject\UObject\UPackage\FOnPackageDirtyStateChanged) PackageDirtyStateChangedEvent;